package com.cyh.pangu;

import java.util.HashMap;
import java.util.Map;

/**
 * @author cuiyh9
 * @date 2020/8/24
 */
public class HashMapDemo {
    public static void main(String[] args) {
        Map<String, String> hh = new HashMap<>(13);

        int n = 556698743 - 1;
        n |= n >>> 1;
        System.out.println("n:" + n);
        n |= n >>> 2;
        System.out.println("n:" + n);
        n |= n >>> 4;
        System.out.println("n:" + n);
        n |= n >>> 8;
        System.out.println("n:" + n);
        n |= n >>> 16;
        System.out.println("n:" + n);

    }
}
